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  <meta content="2019-03-16T06:18:10.521000000" name="created"/>
  <meta content="2023-12-12T09:31:22" name="changed" translator="gocpicnic"/>
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   <!-- Editing the truth table -->
   编辑真值表
  </title>
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   <h1>
    <!-- Editing the truth table -->
    编辑真值表
   </h1>
   <p>
    <!-- On opening the Combinational Analysis window, you will see that it consists of four tabs. -->
    打开组合分析窗口时，您将看到它由四个选项卡组成。
   </p>
   <p>
    <!-- This page describes the first two tabs, <b class="button">Inputs & Outputs</b>, and <b class="button">Table</b>. The next page of the guide describes the last two tabs, Expression and Minimized. -->
    本页介绍前两个选项卡：
    <b class="button">
     Inputs &amp; Outputs
    </b>
    和
    <b class="button">
     Table
    </b>
    .。 本指南的下一页介绍了最后两个选项卡：“表达式”和“最小化”。
   </p>
   <h2>
    <!-- The Inputs & Outputs tabs -->
    输入和输出选项卡
   </h2>
   <p align="center">
    <img alt="#########" src="../../../img-guide/analyze-inout.png"/>
   </p>
   <p>
    <!-- The <b class="button">Inputs & Outputs</b> tab allows you to display and edit lists of inputs and/or outputs and to specify the width of their data. -->
    <b class="button">
     Inputs &amp; Outputs
    </b>
    选项卡允许您显示和编辑输入和/或输出列表，并指定其数据的宽度。
   </p>
   <!-- <p>To add items to the list, simply select the line with <b class="tkeybd">Up Arrow</b> or <b class="tkeybd">Down Arrow</b> or click on "Click to..." and enter the desired name. You can see above the line "c_out" inserted in the list of outputs. Then you can define the data width of this line (on the right) with the mouse. The <b class="tkeybd">Enter</b> or <b class="tkeybd">Tab</b> key will end the input.  -->
   <p>
    要将项目添加到列表中，只需使用
    <b class="tkeybd">
     Up Arrow
    </b>
    or
    <b class="tkeybd">
     Down Arrow
    </b>
    选择行或单击“Click to ...”并输入所需的名称。 您可以在输出列表中看到上面插入的“c_out”行。 然后您可以用鼠标定义该行（右侧）的数据宽度。
    <b class="tkeybd">
     Enter
    </b>
    or
    <b class="tkeybd">
     Tab
    </b>
    键将结束输入。
   </p>
   <p>
    <!-- If you want to rename one of the existing lines, a double click on the text will allow you to modify it. -->
    如果您想重命名现有行之一，双击文本即可对其进行修改。
   </p>
   <p>
    <!-- To delete a line, select it as before with the mouse or the <b class="tkeybd">Up Arrow</b> or <b class="tkeybd">Down Arrow</b> and then use the <b class="tkeybd">Delete</b> key. -->
    要删除一行，请像以前一样使用鼠标或
    <b class="tkeybd">
     Up Arrow
    </b>
    or
    <b class="tkeybd">
     Down Arrow
    </b>
    选择它，然后使用
    <b class="tkeybd">
     Delete
    </b>
    键。
   </p>
   <!-- <p>To rearrange the order of the rows, select it as above, then use the <b class="tkeybd">Ctrl+Up Arrow</b> or <b class="tkeybd">Ctrl+Down Arrow</b> combination to move it up or down in the list. -->
   <p>
    要重新排列行的顺序，请按上述方式选择它，然后使用
    <b class="tkeybd">
     Ctrl+Up Arrow
    </b>
    or
    <b class="tkeybd">
     Ctrl+Down Arrow
    </b>
    组合键可将其在列表中向上或向下移动。
   </p>
   <p>
    <!-- All actions affect the truth table immediately. -->
    所有操作都会立即影响真值表。
   </p>
   <h2>
    <!-- The Table tab -->
    表格选项卡
   </h2>
   <p>
    <!-- In the <b class="button">Table</b> tab you will find a series of buttons and the current truth table., diagrammed in the conventional order, with inputs constituting the columns on the left and outputs constituting the columns on the right. -->
    在
    <b class="button">
     Table
    </b>
    选项卡中，您将找到一系列按钮和当前的真值表。按常规顺序绘制图表，输入构成左侧的列，输出构成左侧的列 正确的。
   </p>
   <p align="center">
    <img alt="#########" src="../../../img-guide/analyze-table.png"/>
   </p>
   <p>
    <!-- You can edit the current values appearing in the output columns by clicking on the value of interest. You can change the current values in the output columns by clicking on the value you are interested in and using the keyboard keys <b class="tkeybd">0,1</b> and <b class="tkeybd">-</b> (representing an undefined value) or in the top the buttons  <b class="button">-</b> ,  <b class="button">1</b> ,  <b class="button">0</b> . After entering the value, the cursor moves down one line in the column. -->
    您可以通过单击感兴趣的值来编辑输出列中显示的当前值。 您可以通过单击您感兴趣的值并使用键盘键
    <b class="tkeybd">
     0,1
    </b>
    和
    <b class="tkeybd">
     -
    </b>
    来更改输出列中的当前值 （代表未定义的值）或顶部的按钮
    <b class="button">
     -
    </b>
    ,
    <b class="button">
     1
    </b>
    ,
    <b class="button">
     0
    </b>
    。 输入值后，光标在列中向下移动一行。
    <!-- The key combinations <b class="tkeybd">Up/Down Arrow</b> or <b class="tkeybd">Left/Right Arrow</b> are used to move the selection. -->
    组合键
    <b class="tkeybd">
     向上/向下箭头
    </b>
    或
    <b class="tkeybd">
     向左/向右箭头
    </b>
    用于移动选择。
   </p>
   <!-- <p>In the same way, you can modify the data in the input columns by inserting indeterminate values (-) or to delete them and replace them with 0 or 1. -->
   <p>
    以同样的方式，您可以通过插入不确定值 (-) 或删除它们并用 0 或 1 替换它们来修改输入列中的数据。
   </p>
   <p>
    <!-- In this context the button <b class="button">Collapse duplicate rows</b> simplifies the representation of the table and <b class="button">Show all rows</b> in its entirety.  -->
    在此上下文中，按钮
    <b class="button">
     折叠重复行
    </b>
    简化了表格的表示并
    <b class="button">
     完整显示所有行
    </b>
    。
   </p>
   <p>
    <!-- You can copy and paste values using the clipboard. The clipboard can be transferred to any application supporting tab-delimited text (such as a spreadsheet). -->
    您可以使用剪贴板复制和粘贴值。 剪贴板可以传输到任何支持制表符分隔文本的应用程序（例如电子表格）。
   </p>
   <p>
    <!-- If the truth table is based on an existing circuit, you may see some red squares in the output columns with "E" in them. These correspond to errors that occurred while calculating the value for that row - either the circuit seemed to be oscillating, or the output value was an error value (which would be pictured as a red wire in the Logisim circuit). -->
    如果真值表基于现有电路，您可能会在输出列中看到一些带有“E”的红色方块。 这些对应于计算该行的值时发生的错误 - 电路似乎正在振荡，或者输出值是错误值（在 Logisim-evolution 电路中显示为红线）。
   </p>
   <!-- <h2 id="impexp">The buttons Export table, Import table </h2> -->
   <h2 id="impexp">
    导出表、导入表按钮
   </h2>
   <p>
    <!-- The <b class="button">Import table</b> and <b class="button">Export table</b> buttons allow you to save and respectively reload a truth table definition from <a href="ana-expimp.html">a file</a>. -->
    <b class="button">
     导入表
    </b>
    和
    <b class="button">
     导出表
    </b>
    按钮允许您保存并分别从
    <a href="ana-expimp.html">
     a file
    </a>
    。
    <p>
     <p>
      <!-- <b>Next:</b> <a href="ana-expr.html">Creating expressions</a>. -->
      <b>
       下一节:
      </b>
      <a href="ana-expr.html">
       创建表达式
      </a>
      .
     </p>
    </p>
   </p>
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